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Finding the Fourth Proportional to 495,380.16, 742,835.96 and 191,916.44

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Solution

The fourth proportional to 495,380.16, 742,835.96 and 191,916.44 is: 287,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,380.16 : 742,835.96 = 191,916.44 : x
  2. Step 2: Convert to fraction form
    495,380.16/742,835.96 = 191,916.44/x
  3. Step 3: Cross multiply
    495,380.16x = 742,835.96 × 191,916.44
  4. Step 4: Simplify right side
    495,380.16x = 142,562,432,947.18
  5. Step 5: Solve for x
    x = 142,562,432,947.18/495,380.16
  6. Step 6: Final answer
    x = 287,783.90

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